CN105499307A - Steel coil trolley - Google Patents
Steel coil trolley Download PDFInfo
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- CN105499307A CN105499307A CN201510941297.6A CN201510941297A CN105499307A CN 105499307 A CN105499307 A CN 105499307A CN 201510941297 A CN201510941297 A CN 201510941297A CN 105499307 A CN105499307 A CN 105499307A
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- connecting rod
- coil car
- lifting platform
- slide block
- coil
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/24—Transferring coils to or from winding apparatus or to or from operative position therein; Preventing uncoiling during transfer
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Abstract
The invention discloses a steel coil trolley. The disclosed steel coil trolley comprises a base (100), a lifting table (400) and at least two hydraulic cylinders (200), wherein the lifting table (400) is used for fixing a steel coil support (300); the at least two hydraulic cylinders (200) are arranged between the base (100) and the lifting table (400); piston rods of the hydraulic cylinders (200) are connected with a fixed part of the lifting table (400) or the base (100); the fixed part is provided with a recess; a first spherical surface pad and a second spherical surface pad are fixed in the extension direction of the recess from bottom to top in sequence; the second spherical surface pad is fixedly connected with the piston rods; and in two bonded surfaces of the first spherical surface pad and the second spherical surface pad, one is a convex spherical surface, and the other one is a concave spherical surface. The disclosed steel coil trolley can solve the blockage phenomenon during working in the prior art under the preconditions of no influence on the steel coil productivity and the steel coil trolley production cost.
Description
Technical field
The present invention relates to coil of strip production technical field, particularly relate to a kind of coil car.
Background technology
For the ease of storing, transport and various processing, steel are shaped to coil of strip by hot pressing or the mode of colding pressing usually.Coil car is a kind of equipment that coil of strip production line is comparatively conventional, and coil car is arranged in entrance and the exit position of coil of strip production line usually, to realize upper volume and last volume function.
Usually, the lifting platform of coil car is provided with coil of strip support, for fixing coil of strip.Lifting platform is supported in the base of coil car by many uniform hydraulic cylinders.In the process of upper volume and last volume, lifting platform realizes lifting under the effect of hydraulic cylinder, and then realizes being fixed on the coil of strip lifting that coil of strip supports.We know, coil of strip weight is comparatively large, and usual weight is up to tens of ton, and therefore finally to put on the pressure of hydraulic cylinder larger for coil of strip.The placement location that coil of strip supports at coil of strip, once there is deviation, is so easy to cause the load of many hydraulic cylinders uneven, and the load inequality of many hydraulic cylinders can cause the hydraulic cylinder generation catching phenomenon being in jacking condition, and then affects the normal lifting of hydraulic cylinder.In addition, there is deviation and the load of many hydraulic cylinders also can be caused uneven in the installation site of hydraulic cylinder, and then also can cause the generation of catching phenomenon.
In order to avoid the generation of catching phenomenon as much as possible, and then ensure the normal lifting work of many hydraulic cylinders, current coil car in the course of the work, has higher requirement to the installation site of hydraulic cylinder and coil of strip at the position that coil of strip supports.In this case, coil of strip needs repeatedly adjusting position in the process supporting dropping place to coil of strip, and this can reduce the placement efficiency of coil of strip obviously.The high requirement of coil car to hydraulic cylinder installation site causes the making precision of coil car higher.Visible, in order to avoid catching phenomenon, not only make the placement efficiency of coil of strip lower, but also cause the making precision of coil car higher.The lower production capacity that can affect coil of strip and produce of the placement efficiency of coil of strip, the higher meeting of making precision of coil car makes the cost of manufacture of coil car higher.Above-mentioned two aspects have a strong impact on high efficiency, this productive target of low cost that coil of strip is produced.Therefore, under why not affecting the prerequisite of the production cost of coil of strip production efficiency and coil car, solving catching phenomenon, is comparatively stubborn problem at present.
Summary of the invention
The invention provides a kind of coil car, to solve the catching phenomenon described in background technology existing for coil car under the prerequisite not affecting coil of strip production efficiency and coil car production cost.
In order to solve the problems of the technologies described above, the invention discloses following technical scheme:
Coil car, the lifting platform comprise base, supporting for fixing coil of strip and at least two hydraulic cylinders; Wherein, at least two hydraulic cylinders are arranged between described base and described lifting platform;
The piston rod of described hydraulic cylinder is connected with the fixed part of described lifting platform or described base; Described fixed part is provided with depression, and described depression is fixed with the first ball ring and the second ball ring from bottom successively to the bearing of trend at top, and described second ball ring and described piston rod are fixedly linked;
In two surfaces that described first ball ring and described second ball ring fit, one is convex spherical, and another one is concave spherical surface.
Preferably, in above-mentioned coil car:
Described second ball ring has screwed hole; Described piston rod has the threaded ends be fixedly linked with described screwed hole.
Preferably, in above-mentioned coil car, described piston rod has the shaft shoulder, is provided with adjusting pad between the end of the described shaft shoulder and described second ball ring, coordinates the degree of depth with what regulate described threaded ends and described screwed hole.
Preferably, in above-mentioned coil car, described coil car also comprises first connecting rod and second connecting rod; Wherein:
First connecting rod and second connecting rod are all arranged between described lifting platform and described base, and both cross-distribution;
One end of described base is provided with the first articulated section, and the other end is provided with the first slide rail, and described first slide rail is provided with the first slide block be slidably matched with it, and bottom and described first articulated section of described second connecting rod are hinged; Bottom and described first slide block of described first connecting rod are hinged;
One end of described lifting platform is provided with the second articulated section, the other end is provided with the second slide rail, described second slide rail is provided with the second slide block be slidably matched with it, and top and described second articulated section of described first connecting rod are hinged, and top and described second slide block of described second connecting rod are hinged.
Preferably, in above-mentioned coil car, the infall of described first connecting rod and described second connecting rod is hinged.
Preferably, in above-mentioned coil car, two ends of described second slide rail are provided with spacing hole, and described second slide block can offset spacing with the locating part be removable installed in described spacing hole.
Preferably, in above-mentioned coil car, described coil car also comprises linear transducer and controller; Wherein:
Described linear transducer is arranged at described first slide block, to detect described lifting of lifting table height; Described controller is connected with described linear transducer, and controls described hydraulic cylinder start and stop according to described adjustable height.
Preferably, in above-mentioned coil car, described linear transducer comprises standing part and slipper; Wherein:
Described standing part is fixed on described first slide rail; Described slipper and described first slide block are fixedly linked; Described slipper can slide along described standing part with the slip of described first slide block, to detect the adjustable height of described lifting platform; Described controller is connected with described slipper.
Preferably, in above-mentioned coil car, described hydraulic cylinder is two-way hydraulic cylinder, and described hydraulic cylinder comprises cylinder body and three described piston rods, and described cylinder body comprises lumen and is distributed in the chamber, two limits of described lumen both sides; In three described piston rods, the described fixed part of the described piston rod and described lifting platform that are positioned at described lumen is connected;
The described piston rod being positioned at chamber, two described limits is connected with the described fixed part of described base.
Preferably, in above-mentioned coil car, described hydraulic cylinder comprises turnover speed oil controller, and the oil-feed speed that described turnover speed oil controller controls described lumen under oil-feed state is less than the oil-feed speed in chamber, described limit; Described turnover speed oil controller is greater than the Extraction rate in chamber, described limit going out the Extraction rate controlling described lumen under oil condition.
Coil car provided by the invention has following beneficial effect:
In coil car provided by the invention, the piston rod of hydraulic cylinder is connected with the fixed part of lifting platform or base, the first ball ring in fixed part depression and the second ball ring can realize being supported for spherical support between piston rod and immobilizing foundation, spherical support has good decomposition, make the pressure acting on piston rod can be split in each position of spherical support preferably, and then can share load preferably, the final catching phenomenon that the hydraulic cylinder of coil car can be avoided to cause due to load inequality, and coil car provided by the invention makes coil of strip require lower at the position that coil of strip supports, and require also lower to the installation site of hydraulic cylinder.Therefore, catching phenomenon existing in the coil car course of work that coil car provided by the invention can solve described in background technology under the prerequisite not affecting coil of strip production efficiency and coil car production cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention or background technology, be briefly described to the required accompanying drawing used in embodiment or background technology description below, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the plan structure schematic diagram of the coil car that the embodiment of the present invention provides;
Fig. 2 is that coil car shown in Fig. 1 is in the A-A of contraction state to sectional view at hydraulic cylinder;
Fig. 3 is that coil car shown in Fig. 1 is in the A-A of extended configuration to sectional view at hydraulic cylinder;
Fig. 4 is that the B-B of Fig. 2 is to sectional view;
Fig. 5 is the enlarged diagram of X part in Fig. 2;
Fig. 6 is the enlarged diagram of Y part in Fig. 2;
Fig. 7 is that the C-C of Fig. 2 is to sectional view;
Fig. 8 is the enlarged diagram of W part in Fig. 7;
Fig. 9 is that the D-D of Fig. 2 is to sectional view;
Figure 10 is the enlarged diagram of Z part in Fig. 9;
Figure 11 is that the E-E of Fig. 3 is to sectional view;
Figure 12 is that the F-F of Fig. 3 is to sectional view;
Figure 13 be in Fig. 3 G-G to sectional view.
Description of reference numerals:
100-base, 110-wheel, 120-motor, 130-fixed part, the recessed pad of 131-lower peripheral surface, 1311-dodges hole, the convex pad of 132-lower peripheral surface, 1321-screwed hole, 133-pressing plate, 134-adjusting pad, 140-first slide rail, 141-first slide block, 142-bracing frame, 143-linear transducer, 1431-standing part, 1432-slipper, 200-hydraulic cylinder, 210-piston rod, 211-threaded ends, 220-piston rod, 221-threaded ends, 230-cylinder body, 300-coil of strip supports, 400-lifting platform, 410-fixed part, the recessed pad of the upper sphere of 411-, 4111-dodges hole, the convex pad of the upper sphere of 412-, 4121-screwed hole, 413-pressing plate, 420-second slide rail, 421-second slide block, 422-spacing hole, 430-locating part, 500-first connecting rod, 510-first jointed shaft, 520-first axle sleeve, 530-second jointed shaft, 540-second axle sleeve, 550-the 3rd jointed shaft, 560-the 3rd axle sleeve, 600-second connecting rod, 610-the 4th jointed shaft, 620-the 4th axle sleeve, 630-the 5th jointed shaft, 700-trolley track.
Detailed description of the invention
Technical scheme in the present invention is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
Please refer to Fig. 1, Fig. 2 and Fig. 3, embodiments provide a kind of coil car.The coil car provided comprises base 100, at least two hydraulic cylinders 200, coil of strip supports 300 and lifting platform 400.
Wherein, base 100 is bases of whole coil car, and other part of coil car directly or indirectly realizes installing based on base 100.As shown in Figure 1, base 100 is provided with the corner that four wheels, 110, four wheels 110 are arranged at base 100 respectively usually, and then it is mobile along the trolley track 700 (as shown in Figure 4) of coil of strip production line to realize whole coil car.Wheel 110 is generally driven by the motor 120 being arranged at base 100.Wheel 110 can also be driven by the driving arrangement of other kind, is not limited to motor 120.Certainly, the quantity of wheel 110 is not limited to four, distribution mode is also not limited to the corner of base 100, as long as whole coil car can be supported in trolley track 700 by the quantity of wheel 110 and distribution mode, and under the driving of driving arrangement, whole coil car is driven to move all alternative above-mentioned detailed description of the invention along trolley track 700.
Coil of strip supports 300 and is fixedly installed on lifting platform 400, for fixing coil of strip.The elevating movement of lifting platform 400 can realize coil of strip support 300 and drive the coil of strip be fixed thereon to realize synchronization lifting, and then ensures the subsequent operations such as upper volume and last volume.
At least two hydraulic cylinders 200 are arranged between base 100 and lifting platform 400.Hydraulic cylinder 200, as the power source of lifting platform 400, can realize the above-mentioned elevating movement of lifting platform 400.As Figure 1-3, a kind of concrete embodiment is: the quantity of hydraulic cylinder 200 is two, and is arranged in the two ends of base 100 respectively, and then realization is to effective support of lifting platform 400 and driving.The application does not limit quantity and the distribution mode of hydraulic cylinder 200, as long as comparatively balancedly can do elevating movement by supporting elevation platform 400.
Hydraulic cylinder 200 generally includes cylinder body and piston rod, and piston rod is placed in cylinder body slidably, and forms oil pocket with cylinder body.In the course of work, oil-filled or outwards drain the oil from oil pocket in oil pocket, the relative motion of piston rod and cylinder body can be realized, and then realize stretching, extension or the contraction of hydraulic cylinder 200.The present embodiment utilizes the stretching motion of hydraulic cylinder to realize the elevating movement of lifting platform 400.Usually, the piston rod of hydraulic cylinder 200 is as supporting the lifting realizing lifting platform 400.Piston rod can be connected with the fixed part of lifting platform 400, also can be connected with the fixed part of base 100.
Usually, hydraulic cylinder 200 is single pole single cavity structure, and namely each hydraulic cylinder 200 comprises a piston rod, an oil pocket.In such cases, a kind of connected mode is: piston rod is connected with lifting platform 400, and cylinder body is connected with base 100; Another kind of connected mode is: piston rod is connected with base 100, and cylinder body is connected with lifting platform 400.
Certainly, except single pole single cavity structure, hydraulic cylinder 200 can also be many bars multi-cavity structure, as shown in figure 3 or 4, two hydraulic cylinders 200 are two-way hydraulic cylinder, and this hydraulic cylinder 200 comprises three piston rods (i.e. a piston rod 210 and two piston rods 220) and has in cylinder body 230, three piston rods of three oil pockets, have a piston rod 210 to be connected with lifting platform 400, other two piston rods 220 are connected with base 100.Concrete, cylinder body 230 comprises lumen and is distributed in the chamber, two limits of lumen both sides, and piston rod 210 is arranged at lumen, and is connected with the fixed part of lifting platform 400; Two piston rods 220 are arranged at chamber, two limits respectively correspondingly, and are connected with the fixed part of base 100.The hydraulic cylinder 200 of this kind of structure can bi-directional expansion, can reduce the size of whole coil car at vertical direction largely, reduce the occupation of land space of coil car.And after three piston rods all stretch out, piston rod 210 distributes in isosceles triangle with two piston rods 220 being positioned at its both sides, and this distributed architecture has good supporting role.As described in the background art, because coil of strip weight is comparatively large, usual weight is up to tens of ton, and therefore the hydraulic cylinder 200 of said structure can play better supporting role to the lifting platform 400 being placed with coil of strip.
In the course of work of hydraulic cylinder 200, hydraulic cylinder 200 stretches gradually and then promotes lifting platform 400 and rises, because coil of strip weight is larger, in order to ensure the stability of initial ascending motion, under the prerequisite that the enabling capabilities of three oil pockets is equal, quantity due to chamber, limit is two, the quantity of lumen is one, therefore in preferred version, turnover speed oil controller is comprised at hydraulic cylinder 200, under the effect of turnover speed oil controller, the oil-feed speed of lumen is less than the oil-feed speed in chamber, limit, and the Extraction rate of lumen is greater than the Extraction rate in chamber, limit.This kind of control mode can ensure that lifting platform 400 is at the rising initial stage, and the stronger very fast oil-feed in chamber, two limits of enabling capabilities is to play main support; At the decline initial stage, the more weak lumen of enabling capabilities can be comparatively fast fuel-displaced.In a word, above-mentioned control mode can ensure in the lifting process of lifting platform 400, and the chamber, limit that enabling capabilities is stronger plays main support effect.
Based on the various structures form of above hydraulic cylinder 200, in the present embodiment, the piston rod of hydraulic cylinder 200 is connected with the fixed part of lifting platform 400 or base 100, and fixed part is provided with depression, is recessed in and is fixed with the first ball ring and the second ball ring successively to the bearing of trend at top bottom it.Second ball ring and piston rod are fixedly linked.In two surfaces that the first ball ring and the second ball ring fit, one is convex spherical, and another one is concave spherical surface.
Concrete, the second ball ring can be provided with screwed hole, and piston rod has threaded ends, and threaded ends coordinates with screwed hole and realizes being fixedly linked of piston rod and the first ball ring.
Please continue see Fig. 4-6, below in conjunction with the syndeton of open piston bar the hydraulic cylinder 200 shown in Fig. 4-6 is example and lifting platform 400 and base 100.Hydraulic cylinder 200 shown in figure comprises three piston rods, and wherein a piston rod 210 is connected with the fixed part 410 of lifting platform 400, as shown in Figure 5.Fixed part 410 is provided with depression, and be provided with the recessed pad of sphere 411 and the convex pad 412 of upper sphere in depression, the recessed pad 411 of upper sphere is arranged at the bottom of depression.The convex pad of upper sphere 412 and upper sphere recessed pad 411 sphere are fitted, and realize fixing by the pressing plate 413 being fixed on fixed part 410.The convex pad 412 of upper sphere is provided with screwed hole 4121, and piston rod 210 has the threaded ends 211 be fixedly connected with screwed hole 4121.
Other two piston rods 220 are identical with the fixed form of base 100, below for wherein one be described in detail.Piston rod 220 is connected with the fixed part 130 of base 100, as shown in Figure 6.Fixed part 130 is also provided with depression, and be provided with the recessed pad of lower peripheral surface 131 and the convex pad 132 of lower peripheral surface in depression, the recessed pad 131 of lower peripheral surface is arranged at the bottom of depression.The convex pad of lower peripheral surface 132 and lower peripheral surface recessed pad 131 sphere are fitted, and realize fixing by the pressing plate 133 being fixed on fixed part 130.The convex pad 132 of lower peripheral surface is provided with screwed hole 1321, and piston rod 220 has the threaded ends 221 be fixedly connected with screwed hole 1321.
In preferred scheme, between the shaft shoulder of piston rod 220 and the convex pad 132 of lower peripheral surface, be provided with adjusting pad 134, and then realize double thread link 221 coordinates degree of depth adjustment with screwed hole 1321.Certainly, in Fig. 5, between the shaft shoulder of piston rod 210 and the convex pad 412 of upper sphere, also adjusting pad (not shown) can be set, and then realize double thread link 211 coordinates degree of depth adjustment with screwed hole 1321.Can be found out by these two detailed description of the invention, preferred embodiment, piston rod has the shaft shoulder, is provided with adjusting pad between the shaft shoulder of piston rod and the end of the second ball ring, and adjusting pad coordinates the degree of depth for what adjust threaded ends and screwed hole.The setting of adjusting pad convenient workman can adjust the setting height(from bottom) of hydraulic cylinder 200, and then more easily realizes the Matching installation of at least two hydraulic cylinders 200.
The recessed pad of upper sphere 411 can be provided with coaxially arrangedly with screwed hole 4121 dodges hole 4111, to dodge the threaded ends 211 that may stretch out screwed hole 4121.Equally, the recessed pad of lower peripheral surface 131 also can be provided with and coaxially arrangedly with screwed hole 1321 dodge hole 1311, to dodge the threaded ends 221 that may stretch out screwed hole 1321.Can be found out by these two detailed description of the invention, the first ball ring being positioned at the concave bottom of fixed part is provided with dodges hole, and the screwed hole of dodging hole and the second ball ring is coaxially arranged, dodges hole and can dodge the threaded ends that may stretch out screwed hole.
Because the first ball ring and piston rod are fixedly linked, therefore the second ball ring needs higher intensity, in such cases, in preferred scheme, the surface that first ball ring and the second ball ring fit is concave spherical surface, and the surface that the second ball ring and the first ball ring fit is convex spherical.In such cases, the second ball ring be arranged to convex shape can proof strength preferably.
In the coil car that the embodiment of the present invention provides, the piston rod of hydraulic cylinder 200 is connected with the fixed part of lifting platform 400 or base 100, the first ball ring in fixed part depression and the second ball ring can realize being supported for spherical support between piston rod and immobilizing foundation, spherical support has good decomposition, make the pressure acting on piston rod can be split in each position of spherical support preferably, and then can share load preferably, the final catching phenomenon that the hydraulic cylinder 200 of coil car can be avoided to cause due to load inequality, and the coil car that the embodiment of the present invention provides makes coil of strip require lower at the position that coil of strip supports, and require also lower to the installation site of hydraulic cylinder.Therefore, the coil car that the embodiment of the present invention provides can solve catching phenomenon existing in the coil car course of work described in background technology under the prerequisite not affecting coil of strip production efficiency and coil car production cost.
Please refer to Fig. 2 and Fig. 3, Fig. 2 and Fig. 3 is the cross-sectional view of coil car under hydraulic cylinder 200 is in contraction and stretches two states respectively.As can be seen from the figure, coil car disclosed in the embodiment of the present invention can also comprise first connecting rod 500 and second connecting rod 600.First connecting rod 500 and second connecting rod 600 are arranged between lifting platform 400 and base 100, and both cross-distribution.Concrete, first connecting rod 500 all tilts to intersect relative to vertical direction with second connecting rod 600.In the present embodiment, first connecting rod 500 and second connecting rod 600 all can change its angle of inclination with the lifting of lifting platform 400, and then play the effect of supplemental support lifting platform 400.First connecting rod 500 and second connecting rod 600 supplemental support lifting platform 400, can share the load pressure of hydraulic cylinder 200, and then can avoid hydraulic cylinder 200 overload operation.
Concrete, one end of base 100 is provided with the first articulated section, and the other end is provided with the first slide rail 140, first slide rail 140 and is provided with the first slide block 141 be slidably matched with it.Bottom and first articulated section of second connecting rod 600 are hinged, and bottom and first slide block 141 of first connecting rod 500 are hinged.Please refer to Fig. 7 and Fig. 8, the bottom of second connecting rod 600 can be hinged with the first articulated section of base 100 by the 4th jointed shaft 610 and the 4th axle sleeve 620.Please refer to Fig. 9 and Figure 10, the bottom of first connecting rod 500 is hinged by the 3rd jointed shaft 550 and the first slide block 141.Cause intensity to reduce in order to the wearing and tearing slowed down between the bottom of first connecting rod 500 and the 3rd jointed shaft 550, preferably, the bottom of first connecting rod 500 is provided with the 3rd axle sleeve 560, and the 3rd axle sleeve 560 is sheathed on outside the 3rd jointed shaft 550.
One end of lifting platform 400 is provided with the second articulated section, the other end is provided with the second slide rail 420, second slide rail 420 is provided with the second slide block 421 be slidably matched with it, and top and second articulated section of first connecting rod 500 are hinged, and top and second slide block 421 of second connecting rod 600 are hinged.Please refer again to Fig. 7 and Fig. 8, the top of first connecting rod 500 is hinged with the second articulated section of lifting platform 400 by the second jointed shaft 530.In like manner, in order to slow down the wearing and tearing between the second jointed shaft 530 and lifting platform 400, being provided with the second axle sleeve 540, second axle sleeve 540 in the hinge hole of lifting platform 400 and being set in outside the second jointed shaft 530.Please refer again to Fig. 9 and Figure 10, second connecting rod 600 is hinged by the second slide block 421 in the 5th jointed shaft 630 and the second slide rail 420.Certainly, axle sleeve can be also provided with to slow down wearing and tearing between the 5th jointed shaft 630 and the second slide block 421.
In the lifting process of lifting platform 400, along with the angle change of first connecting rod 500, the bottom of first connecting rod 500 is moved in the first slide rail 140 in the horizontal direction by the first slide block 141, meanwhile, the angle of inclination of second connecting rod 600 also changes, and the top of second connecting rod 600 is moved in the second slide rail 420 by the second slide block 421.In order to keep being synchronized with the movement of first connecting rod 500 and second connecting rod 600 preferably, preferably, first connecting rod 500 is hinged with the infall of second connecting rod 600.As shown in figure 11, first connecting rod 500 is hinged by the first jointed shaft 510 with the infall of second connecting rod 600.In like manner, hinged place is provided with the first axle sleeve 520, first axle sleeve 520 is sheathed on outside the first jointed shaft 510, and then realizes the first jointed shaft 510 relatively rotating relative to the first axle sleeve 520, and the first axle sleeve 520 slows down the wearing and tearing of the first jointed shaft 510 pairs of first connecting rods 500 and second connecting rod 600.
Please refer to Fig. 3 and Figure 12, the guide direction of the second slide rail 420 can arrange multiple spacing hole 422, second slide block 421 and can offset with the locating part 430 be removable installed in spacing hole 422 and coordinate.Spacing hole 422 coordinates with locating part 430 can avoid the second slide block 421 to slide towards backhaul direction, and then can improve the stability that first connecting rod 500 supports with second connecting rod 600 further.Certainly, the first slide rail 140 also can be provided with similar structures, slides towards backhaul direction to avoid the first slide block 141.It should be noted that, backhaul direction herein refer to the first slide block 141, second slide block 421 along with the falling of lifting platform 400 the servo-actuated direction of sliding of corresponding generation.Concrete, multiple spacing hole 422 can configure a locating part 430, realizes locating part 430 coordinate with the alternative of multiple spacing hole 422 according to the adjustable height of lifting platform 400.Preferably, the quantity of spacing hole 422 is two, lays respectively at the two ends of the second slide rail 420, as shown in Figure 3.This kind of situation, locating part 430 only can be implemented spacing to the second slide block 421 when lifting platform 400 is in extreme lower position and extreme higher position with coordinating of two spacing holes 422.
Coil car disclosed in the embodiment of the present invention can also comprise height detecting device and controller.Height detecting device is for detecting the adjustable height of lifting platform 400.Controller is connected with height detecting device, for the start and stop according to the adjustable height hydraulic control cylinder 200 detected.
In the lifting process of lifting platform 400, first slide block 141 and the second slide block 421 are also done corresponding mobile, therefore the first slide block 141 is associated with the adjustable height of lifting platform 400 with the displacement of the second slide block 421, and the displacement detecting the first slide block 141 or the second slide block 421 just can obtain the adjustable height of lifting platform 400.For this reason, in preferred scheme, height detecting device can be linear transducer 143, and linear transducer 143 is arranged at the first slide block 141 or the second slide block 421, and controller is connected with linear transducer 143, carrys out the start and stop of hydraulic control cylinder 200 according to adjustable height.
Please refer to Figure 13, the embodiment of the present invention discloses a kind of linear transducer 143 of concrete structure, and disclosed linear transducer 143 comprises standing part 1431 and slipper 1432.Standing part 1431 is fixed on the first slide rail 140, concrete, and the first slide rail 140 is fixed with bracing frame 142, and standing part 1431 is fixed on the first slide rail 140 indirectly by being fixed on bracing frame 142.Slipper 1432 and the first slide block 141 are fixedly linked, slipper 1432 can slide along standing part 1431 with the slip of the first slide block 141, slipper 1432 is by detecting the adjustable height of lifting platform 400 relative to the slip of standing part 1431, controller is connected with slipper 1432, to obtain the adjustable height signal that slipper 1432 obtains.In the lifting process of lifting platform 400, compared to the movement of the second slide block 421, the movement of the first slide block 141 comparatively simple (only slip) in the horizontal direction, therefore, arranges at the first slide block 141 the computing module design that linear transducer 143 can simplify linear transducer 143.
It should be noted that, the noun of locality herein is only named with the relative position in Figure of description residing for parts, and the use of these nouns of locality is only convenient to, to the elaboration of scheme, therefore not should be understood to limiting the scope of the invention.
Herein, only emphasis describes each preferred version is different from other scheme, each preferred version only otherwise conflict, can be combined, within the category of the embodiment formed after combination also disclosed in this description, considering that text is succinct, just no longer describing separately combining the embodiment formed herein.
The above is only the specific embodiment of the present invention, those skilled in the art is understood or realizes the present invention.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
The above is only the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. coil car, comprises base (100), supports lifting platform (400) and at least two hydraulic cylinders (200) of (300) for fixing coil of strip; Wherein, at least two hydraulic cylinders (200) are arranged between described base (100) and described lifting platform (400); It is characterized in that:
The piston rod of described hydraulic cylinder (200) is connected with the fixed part of described lifting platform (400) or described base (100); Described fixed part is provided with depression, and described depression is fixed with the first ball ring and the second ball ring from bottom successively to the bearing of trend at top, and described second ball ring and described piston rod are fixedly linked;
In two surfaces that described first ball ring and described second ball ring fit, one is convex spherical, and another one is concave spherical surface.
2. coil car according to claim 1, is characterized in that:
Described second ball ring has screwed hole; Described piston rod has the threaded ends be fixedly linked with described screwed hole.
3. coil car according to claim 2, is characterized in that, described piston rod has the shaft shoulder, is provided with adjusting pad between the end of the described shaft shoulder and described second ball ring, coordinates the degree of depth with what regulate described threaded ends and described screwed hole.
4. coil car according to claim 1, is characterized in that, described coil car also comprises first connecting rod (500) and second connecting rod (600); Wherein:
First connecting rod (500) and second connecting rod (600) are all arranged between described lifting platform (400) and described base (100), and both cross-distribution;
One end of described base (100) is provided with the first articulated section, the other end is provided with the first slide rail (140), described first slide rail (140) is provided with the first slide block (141) be slidably matched with it, and bottom and described first articulated section of described second connecting rod (600) are hinged; Bottom and described first slide block (141) of described first connecting rod (500) are hinged;
One end of described lifting platform (400) is provided with the second articulated section, the other end is provided with the second slide rail (420), described second slide rail (420) is provided with the second slide block (421) be slidably matched with it, top and described second articulated section of described first connecting rod (500) are hinged, and top and described second slide block (421) of described second connecting rod (600) are hinged.
5. coil car according to claim 4, is characterized in that, described first connecting rod (500) is hinged with the infall of described second connecting rod (600).
6. coil car according to claim 4, it is characterized in that, two ends of described second slide rail (420) are provided with spacing hole (422), and described second slide block (421) can offset spacing with the locating part (430) be removable installed in described spacing hole (422).
7. according to the coil car in claim 4-6 described in any one, it is characterized in that, described coil car also comprises linear transducer (143) and controller; Wherein:
Described linear transducer (143) is arranged at described first slide block (141), to detect described lifting platform (400) adjustable height; Described controller is connected with described linear transducer (143), and controls described hydraulic cylinder (200) start and stop according to described adjustable height.
8. coil car according to claim 7, is characterized in that, described linear transducer (143) comprises standing part (1431) and slipper (1432); Wherein:
Described standing part (1431) is fixed on described first slide rail (140); Described slipper (1432) and described first slide block (141) are fixedly linked; Described slipper (1432) can slide, to detect the adjustable height of described lifting platform (400) along described standing part (1431) with the slip of described first slide block (141); Described controller is connected with described slipper (1432).
9. coil car according to claim 1, it is characterized in that, described hydraulic cylinder (200) is two-way hydraulic cylinder, described hydraulic cylinder (200) comprises cylinder body (230) and three described piston rods, and described cylinder body (230) comprises lumen and is distributed in the chamber, two limits of described lumen both sides; In three described piston rods, the described fixed part (410) of the described piston rod and described lifting platform (400) that are positioned at described lumen is connected;
The described fixed part (130) of the described piston rod and described base (100) that are positioned at chamber, two described limits is connected.
10. coil car according to claim 9, it is characterized in that, described hydraulic cylinder (200) comprises turnover speed oil controller, and the oil-feed speed that described turnover speed oil controller controls described lumen under oil-feed state is less than the oil-feed speed in chamber, described limit; Described turnover speed oil controller is greater than the Extraction rate in chamber, described limit going out the Extraction rate controlling described lumen under oil condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510941297.6A CN105499307A (en) | 2015-12-16 | 2015-12-16 | Steel coil trolley |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510941297.6A CN105499307A (en) | 2015-12-16 | 2015-12-16 | Steel coil trolley |
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| Publication Number | Publication Date |
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| CN105499307A true CN105499307A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510941297.6A Pending CN105499307A (en) | 2015-12-16 | 2015-12-16 | Steel coil trolley |
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| CN (1) | CN105499307A (en) |
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| CN104555258A (en) * | 2014-11-13 | 2015-04-29 | 中冶陕压重工设备有限公司 | Device for coil transport |
| CN204771467U (en) * | 2015-07-13 | 2015-11-18 | 江苏恒科新材料有限公司 | Winding head spindle axle dismouting dolly |
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| SU697224A1 (en) * | 1978-06-02 | 1979-11-15 | Славянский Филиал Всесоюзного Ордена Ленина Научно-Исследовательского И Проектно-Конструкторского Института Металлургического Машиностроения | Apparatus for loading/unloading narrow reels |
| CN201530630U (en) * | 2009-10-19 | 2010-07-21 | 浙江精功科技股份有限公司 | Steel coil delivering trolley for full-automatic decoiling machine |
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